| Competition: | 2. Bundesliga |
| Season: | 1974–75 |
| Winners: | Nord: Hannover 96 Süd: Karlsruher SC |
| Promoted: | Nord: Hannover 96 Bayer 05 Uerdingen Süd: Karlsruher SC |
| Relegated: | Nord: Olympia Wilhelmshaven Rot-Weiß Oberhausen VfL Wolfsburg HSV Barmbek-Uhlenhorst Süd: VfR Heilbronn Borussia Neunkirchen VfR Wormatia Worms VfR Mannheim |
| League Topscorer: | Nord: Volker Graul (29 goals) Süd: Bernd Hoffmann (25 goals) |
| Matches: | Nord: 380 Süd: 380 |
| Average Attendance: | Nord: 6,818 Süd: 8,356 |
| Prevseason: | 1973–74 (Regionalliga) |
| Nextseason: | 1975–76 |
The 1974–75 2. Bundesliga season was the inaugural season of the 2. Bundesliga, the second tier of the German football league system. It was played in two regional divisions, Nord and Süd.
Hannover 96, Bayer 05 Uerdingen and Karlsruher SC were promoted to the Bundesliga while Olympia Wilhelmshaven, Rot-Weiß Oberhausen, VfL Wolfsburg, HSV Barmbek-Uhlenhorst, VfR Heilbronn, Borussia Neunkirchen, VfR Wormatia Worms and VfR Mannheim were relegated to the Oberligas and Amateurligas.
For the 1974–75 season saw no team promoted to the new 2. Bundesliga from the Amateurligas while Hannover 96 and SC Fortuna Köln had been relegated to the 2. Bundesliga Nord from the Bundesliga.
The league's top scorers:[1]
| Goals | Player | Team |
|---|---|---|
| 29 | Volker Graul | Arminia Bielefeld |
| 26 | Gerd-Volker Schock | VfL Osnabrück |
| 24 | Rüdiger Wenzel | FC St. Pauli |
| 23 | Peter Dahl | Hannover 96 |
| 20 | Gerd Kasperski | Hannover 96 |
| Rolf Kucharski | Alemannia Aachen | |
| 19 | Wolfgang John | Wacker 04 Berlin |
| Wolf-Rüdiger Krause | VfL Wolfsburg | |
| Roland Stegmayer | Hannover 96 | |
| 18 | Hans Fritsche | Schwarz-Weiß Essen |
For the 1974–75 season saw no team promoted to the new 2. Bundesliga from the Amateurligas and no team relegated to the 2. Bundesliga Süd from the Bundesliga.
The league's top scorers:[2]
| Goals | Player | Team |
|---|---|---|
| 25 | Bernd Hoffmann | Karlsruher SC |
| 23 | Ferdinand Keller | TSV 1860 Munich |
| 21 | Otmar Ludwig | FC 08 Homburg |
| Hans Walitza | 1. FC Nürnberg | |
| 17 | Gilbert Dussier | Röchling Völklingen |
| 16 | Lothar Emmerich | FC Schweinfurt 05 |
| Werner Seubert | FC Schweinfurt 05 | |
| 15 | Harald Aumeier | FC Schweinfurt 05 |
| Harry Erhart | FK Pirmasens | |
| Gerhard Pankotsch | FC 08 Homburg | |
| Gerd Warken | Röchling Völklingen | |
| Dieter Weinkauff | FK Pirmasens | |
| Hartmut Werner | FC Bayern Hof | |
The second placed teams of each division entered a two-leg promotion play-off. Bayer Uerdingen was promoted to Bundesliga.[3]